Home / 1,086,115,200.30-1,629,172,800.45-650,758,733.10

Finding the Fourth Proportional to 1,086,115,200.30, 1,629,172,800.45 and 650,758,733.10

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Solution

The fourth proportional to 1,086,115,200.30, 1,629,172,800.45 and 650,758,733.10 is: 976,138,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,115,200.30 : 1,629,172,800.45 = 650,758,733.10 : x
  2. Step 2: Convert to fraction form
    1,086,115,200.30/1,629,172,800.45 = 650,758,733.10/x
  3. Step 3: Cross multiply
    1,086,115,200.30x = 1,629,172,800.45 × 650,758,733.10
  4. Step 4: Simplify right side
    1,086,115,200.30x = 1,060,198,427,621,821,184
  5. Step 5: Solve for x
    x = 1,060,198,427,621,821,184/1,086,115,200.30
  6. Step 6: Final answer
    x = 976,138,099.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.